The two royal houses announced their intend Princess Sophia arrived to her fiancé’s country with her suite to take part in a magnificent engagement ceremony. But on her way home the presented diamond ring suddenly disappeared from her bedside table. While all the suspects are waiting in the police department, you are summoned to the scene of the crime to find the loss and track down the thief.

Start from the Sofia's compartment and then search though all the sections of the royal express. Explore smoothly drawn hidden object locations, solve mesmerizing puzzles and complete original mini-games to crack the case and save the wedding of the century. Use your tablet to track your current tasks, keep footnotes of your investigation and make video calls to examine the witnesses. Was is love, greed, envy or political schemes that guided the villain? As you proceed on the investigation, you discover that nothing is as it seems at the royal court. Everyone in this story has a skeleton in the cupboard and could have wished to break the engagement. And was it actually a crime, or a young bride-to-be was unhappy with her fate and decided to play a trick? Take advantage of so-called closed setting familiar to all fans of classic detective stories. With all the characters in, your task is to untangle the untangle the diverse threads of intrigue and figure out the culprit.